Annex approval rate in Chorley

Chorley approved 93.8% of annex applications, based on 16 decisions analysed.

Last updated: June 2026

93.8%

annex approval rate

Annex decisions

Approved

Refused

93.1%

Chorley overall

Annex applications are approved at roughly the same rate as the Chorley average (93.1%).

How annex compares in Chorley

Annex (16 decided)

93.8%

Chorley all applications (4,216 decided)

93.1%

93.8% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

✓ Your ward's annex approval rate
✓ Nearest comparable annex decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect

Rear Extension (1,003 decided)

93.1%

92.4%

93.3%

Conservatory (326 decided)

93.6%

New Build (301 decided)

90.0%

94.5%

Dormer (160 decided)

93.1%

Outbuilding (157 decided)

86.6%

93.1%

92.0%

100.0%

HMO (23 decided)

78.3%

100.0%